Here is a great set of articles breaking down ingredients and adverse affects...and much more.


[link to vaxxter.com (secure)]

The ingredients found in Pfizer’s vaccine include the following: (CDC, slide 20)

nucleoside-modified mRNA encoding the viral spike (S) glycoprotein of SARS-CoV-2
Lipid: (4-hydroxybutyl) azanediyl)bis(hexane-6,1-diyl)bis(2-hexyldecanoate)
Lipid: 1,2-Distearoyl-sn-glycero-3-phosphocholine. [DSPC]
Lipid: 2-[(polyethylene glycol)-2000]-N,N-ditetra-decylacetamide
Lipid: cholesterol
potassium chloride
potassium dihydrogen phosphate
sodium chloride
disodium hydrogen phosphate dihydrate
sucrose

snip

Not one of these has ever been used in a previously approved vaccine.